Statements of Consolidated Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 10,549	$ 11,553
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustment	(1,425)	6,671
Pension adjustment, net of tax	0	123
Other comprehensive (loss) income, net of tax	(1,425)	6,794
Comprehensive income attributable to noncontrolling interests	(25)	(36)
COMPREHENSIVE INCOME ATTRIBUTABLE TO PREFORMED LINE PRODUCTS COMPANY SHAREHOLDERS	$ 9,099	$ 18,311